Circle (@Circle) is now the leading U.S. blockchain patent holder following its acquisition of fundamental assets from the @IBM Blockchain patent portfolio.This includes over 680 patent families and nearly 1,000 patents issued worldwide. https://t.co/l0HIeXcVNICircle (@circle):Circle has acquired fundamental assets from the @IBM blockchain patent portfolio, including 680+ patent families and nearly 1,000 issued patents worldwide.The acquisition makes Circle the leading U.S. blockchain patent holder and stre ...